Patching Rubber Roof Membrane

Ensure that it extends 2 inches beyond the tear or cut in the flat rubber roof membrane.

Patching rubber roof membrane.

Find the injury in the single ply membrane. To help you prevent major damage and seal up small holes on your tpo rv roof dave demonstrates the proper way to repair torn or cut tpo membrane on an rv roof. Weathered membrane cleaner this liquid is used to dissolve and remove residue off the roof which cannot be washed off by water. Lap caulk sealant used to seal the edges of a patch.

Clean the membrane where the patch is. Here insulation was used as a kind of underlayment. Pull off the old rubber roofing from the cut area. Attach the patch to the vertical part of the outside corner and wrap it around the corner making sure that it s tightly applied without any air bubbles.

Remove damaged membrane and insulation. Unscrew and remove the large metal washers holding down the fiberboard substrate. How to patch a leaking rubber roof 1. When many visible patches on the roof are found when a silicone coating has been sprayed on the roof when the rubber is curling and folding in some areas when nails or screws are pushing up through the membrane when numerous areas have a soft surface when walked on when water ponding is in large.

The roofkit rubber roofing epdm patch kit is used for patching small holes or punctures in a roofkit rubber roofing membrane. Patching materials for epdm roofing are sold as either standard membrane materials that require separate adhesive or as pressure sensitive materials that have the adhesive pre applied to the underside of the membrane. Replace insulation if needed with like material. Epdm primer or glue this is used to adhere patches and flashing to rubber membrane.

Apply a thick even coat of edpm primer to the area using a paintbrush. Allow the primer to dry according. Decide on the part to be cut away. Patching materials also are sold in kits that include cleaner primer and roller for bonding the patch.

Locate the source of the leak on the roof then use a utility knife to slice through the rubber roof around the. Each kit includes four 8 inch round peel and stick repair patches one pint of seam primer one scrub pad two wiping cloths and one seam roller.